change README.md to README.rst, modify README.rst with new format, add HISTORY.rst

HISTORY.rst

+=======
+History
+=======
+
+2021.xxx
+--------
+
+* First release

README.md

-### Description
-
-SOHStationViewer is a tool to visualize State-of-Health packets from raw data recorded by different type of dataloggers.
-
-
-### Directory Structure
-
-````
-sohstationviewer/
-    model/
-        lib/
-    view/
-        lib/
-        ui/
-    controller/
-        lib/
-tests/
-````
-
-### Directory Description
-
-#### sohstationviewer/
-
-All codes for running sohstationviewer.
-
-
-#### model/
-
-Codes for reading data from raw files and reading setting data from config files.
-
-**lib/** Core codes to be used for reading data.
-
-
-#### view/
-
-Codes for Graphical User Interface (GUI).
-
-**lib/** Core GUI like plotting widget, common used GUI like log/message/error forms.
-
-**ui/** ui files from QtDesigner.
-
-
-#### controller/
-
-Codes for logical processes.
-
-**lib/** Core codes to be used for logical processes.
-
-
-#### tests/
-
- Unittest files for the codes. (GUI will not be included)
\ No newline at end of file

README.rst

+================
+SOHStationViewer
+================
+
+Description
+-----------
+
+  Visualize State-of-Health packets from raw data recorded by different type of dataloggers.
+
+
+Directory Structure
+-------------------
+
+    sohstationviewer/
+        model/
+            core/
+        view/
+            core/
+            ui/
+        controller/
+            core/
+
+    tests/
+
+
+Directory Description
+---------------------
+
+  **sohstationviewer/**
+     All codes for running sohstationviewer.
+
+  **sohstationviewer/model/**
+     Codes for reading data from raw files and setting data from config files.
+
+  **sohstationviewer/view/**
+     Codes for Graphical User Interface (GUI).
+
+  **sohstationviewer/view/ui/**
+     ui files from QtDesigner.
+
+  **sohstationviewer/controller/**
+     Codes for logical processes.
+
+  **tests/**
+     Unittest files for the codes. (GUI will not be tested)
+
+
+License
+-------
+  GNU General Public License v3 (GPLv3)